US Bridges

45-Z001 over Stevens Arroyo

Good

San Juan County, New Mexico · 0.7 MI S US-64/FRUITLAND · Structure no. 000000000007545

Built
1975
50 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
1,729
2023 count
Owner
County
County Highway Agency

About this bridge

45-Z001 over Stevens Arroyo is a prestressed concrete stringer/multi-beam or girder carrying 45-Z001 over Stevens Arroyo in San Juan County, New Mexico. It was built in 1975, so it is 50 years old, younger than the New Mexico average of 51.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,729 vehicles a day, roughly 5% of them trucks, projected to reach 2,351 by 2043. The structure is 60 ft (18.3 m) long and 45 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries45-Z001
CrossesStevens Arroyo
Location0.7 MI S US-64/FRUITLAND
RouteCounty Highway 45001
CountySan Juan County
StateNew Mexico
Coordinates36.74416, -108.40029
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.2 US tons
Inventory rating40.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span60 ft (18.3 m)
Deck width45 ft (13.7 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,729 (2023)
Projected traffic2,351 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 45-Z001 over Stevens Arroyo built?

It was built in 1975, making it 50 years old in 2025.

What condition is 45-Z001 over Stevens Arroyo in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does 45-Z001 over Stevens Arroyo carry?

About 1,729 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is 45-Z001 over Stevens Arroyo?

The structure is 60 ft (18.3 m) long with a longest span of 60 ft (18.3 m) and a deck 45 ft wide.

Who owns 45-Z001 over Stevens Arroyo?

It is owned by the County Highway Agency.